The first season, subtitled The People v. O. J. Simpson, presents the murder trial of O. J. Simpson, based on Jeffrey Toobin's book The Run of His Life: The People v. O. J. Simpson. A second season is in development, and it will focus on the aftermath of Hurricane Katrina, relying on Douglas Brinkley's book The Great Deluge: Hurricane Katrina, New Orleans, American Crime Story Season 2 DVD and the Mississippi Gulf Coast as the primary source material. Series creators Alexander and Karaszewski will not be returning for the second season. The third season, which is also in development, will examine the assassination of legendary designer Gianni Versace by serial killer Andrew Cunanan, American Crime Story Season 2 based on Maureen Orth's book Vulgar Favors: Andrew Cunanan, Gianni Versace, and the Largest Failed Manhunt in U.S. History.